Location was originally Belize but works in Yucatan, the Bahamas, Christmas Island, the Keys, the Caymen Islands and Los Roques....Hook- 4, 6, or 8... this is on a 6...... Thread- Brown..... Eyes- small bead chain.... Antennea/ Head/ Carpace/Tail- Krystal flash,pearl..... Hackle- Brown Grizzly ,palmered as seen.... More details in Brown's book and designed by Franklyn Gorell.